← All changes | classes/models/FrmAntiSpam.php +31 -43 6.26 → 5.0 View file →

		@@ -7,9 +7,9 @@
7	7	* Class FrmAntiSpam.
8	8	*
9	9	* This token class generates tokens that are used in our Anti-Spam checking.
10	10	*
11		- * @since 4.11
	11	+ * @since xx.xx
12	12	*/
13	13	class FrmAntiSpam extends FrmValidate {
14	14
15	15	/**
		@@ -20,14 +20,11 @@
20	20	}
21	21
22	22	/**
23	23	* @param int $form_id
24		- *
25		- * @return void
26	24	*/
27	25	public static function maybe_init( $form_id ) {
28	26	$antispam = new self( $form_id );
29		-
30	27	if ( $antispam->run_antispam() ) {
31	28	$antispam->init();
32	29	}
33	30	}
		@@ -34,11 +31,9 @@
34	31
35	32	/**
36	33	* Initialise the actions for the Anti-spam.
37	34	*
38		- * @since 4.11
39		- *
40		- * @return void
	35	+ * @since xx.xx
41	36	*/
42	37	public function init() {
43	38	add_filter( 'frm_form_attributes', array( $this, 'add_token_to_form' ), 10, 1 );
44	39	add_filter( 'frm_form_div_attributes', array( $this, 'add_token_to_form' ), 10, 1 );
		@@ -46,9 +41,9 @@
46	41
47	42	/**
48	43	* Return a valid token.
49	44	*
50		- * @since 4.11
	45	+ * @since xx.xx
51	46	*
52	47	* @param mixed $current True to use current time, otherwise a timestamp string.
53	48	*
54	49	* @return string Token.
		@@ -72,11 +67,8 @@
72	67
73	68	return $form_token_string;
74	69	}
75	70
76		- /**
77		- * @return string
78		- */
79	71	private function get_antispam_secret_key() {
80	72	$secret_key = get_option( 'frm_antispam_secret_key' );
81	73
82	74	// If we already have the secret, send it back.
		@@ -98,9 +90,9 @@
98	90	* These two filters are available if a user wants to extend the times.
99	91	* 'frm_form_token_check_before_today'
100	92	* 'frm_form_token_check_after_today'
101	93	*
102		- * @since 4.11
	94	+ * @since xx.xx
103	95	*
104	96	* @return array Array of all valid tokens to check against.
105	97	*/
106	98	private function get_valid_tokens() {
		@@ -110,12 +102,10 @@
110	102	// cache time can extend this. A user with a shorter cache time can remove times.
111	103	$valid_token_times_before = apply_filters(
112	104	'frm_form_token_check_before_today',
113	105	array(
114		- // Two days ago.
115		- 2 * DAY_IN_SECONDS,
116		- // One day ago.
117		- 1 * DAY_IN_SECONDS,
	106	+ ( 2 * DAY_IN_SECONDS ), // Two days ago.
	107	+ ( 1 * DAY_IN_SECONDS ), // One day ago.
118	108	)
119	109	);
120	110
121	111	// Mostly to catch edge cases like the form page loading and submitting on two different days.
		@@ -122,10 +112,9 @@
122	112	// This probably won't be filtered by users too much, but they could extend it.
123	113	$valid_token_times_after = apply_filters(
124	114	'frm_form_token_check_after_today',
125	115	array(
126		- // Add in 45 minutes past today to catch some midnight edge cases.
127		- 45 * MINUTE_IN_SECONDS,
	116	+ ( 45 * MINUTE_IN_SECONDS ), // Add in 45 minutes past today to catch some midnight edge cases.
128	117	)
129	118	);
130	119
131	120	// Built up our valid tokens.
		@@ -153,9 +142,9 @@
153	142	* Tokens are valid for some period of time (see frm_token_validity_in_hours
154	143	* and frm_token_validity_in_days to extend the validation period).
155	144	* By default tokens are valid for day.
156	145	*
157		- * @since 4.11
	146	+ * @since xx.xx
158	147	*
159	148	* @param string $token Token to validate.
160	149	*
161	150	* @return bool Whether the token is valid or not.
		@@ -167,9 +156,9 @@
167	156
168	157	/**
169	158	* Add the token field to the form.
170	159	*
171		- * @since 4.11
	160	+ * @since xx.xx
172	161	*
173	162	* @param string $attributes
174	163	*
175	164	* @return string
		@@ -180,14 +169,11 @@
180	169	}
181	170
182	171	/**
183	172	* @param int $form_id
184		- *
185		- * @return void
186	173	*/
187	174	public static function maybe_echo_token( $form_id ) {
188	175	$antispam = new self( $form_id );
189		-
190	176	if ( $antispam->run_antispam() ) {
191	177	echo 'data-token="' . esc_attr( $antispam->get() ) . '"';
192	178	}
193	179	}
		@@ -201,9 +187,9 @@
201	187
202	188	/**
203	189	* Validate Anti-spam if enabled.
204	190	*
205		- * @since 4.11
	191	+ * @since xx.xx
206	192	*
207	193	* @return bool|string True or a string with the error.
208	194	*/
209	195	public function validate() {
		@@ -230,11 +216,27 @@
230	216	return $this->process_antispam_filter( true );
231	217	}
232	218
233	219	/**
	220	+ * @return bool True if saving a draft.
	221	+ */
	222	+ private function is_saving_a_draft() {
	223	+ global $frm_vars;
	224	+ if ( empty( $frm_vars['form_params'] ) ) {
	225	+ return false;
	226	+ }
	227	+ $form_params = $frm_vars['form_params'];
	228	+ if ( ! isset( $form_params[ $this->form_id ] ) ) {
	229	+ return false;
	230	+ }
	231	+ $this_form_params = $form_params[ $this->form_id ];
	232	+ return ! empty( $this_form_params['action'] ) && 'update' === $this_form_params['action'];
	233	+ }
	234	+
	235	+ /**
234	236	* Helper to run our filter on all the responses for the antispam checks.
235	237	*
236		- * @since 4.11
	238	+ * @since xx.xx
237	239	*
238	240	* @param bool|string $is_valid Is valid entry or not.
239	241	*
240	242	* @return bool|string Is valid or message.
		@@ -245,9 +247,9 @@
245	247
246	248	/**
247	249	* Helper to get the missing token message.
248	250	*
249		- * @since 4.11
	251	+ * @since xx.xx
250	252	*
251	253	* @return string missing token message.
252	254	*/
253	255	private function get_missing_token_message() {
		@@ -256,9 +258,9 @@
256	258
257	259	/**
258	260	* Helper to get the invalid token message.
259	261	*
260		- * @since 4.11
	262	+ * @since xx.xx
261	263	*
262	264	* @return string Invalid token message.
263	265	*/
264	266	private function get_invalid_token_message() {
		@@ -267,9 +269,9 @@
267	269
268	270	/**
269	271	* If a user is a super admin, add a support link to the message.
270	272	*
271		- * @since 4.11
	273	+ * @since xx.xx
272	274	*
273	275	* @return string Support text if super admin, empty string if not.
274	276	*/
275	277	private function maybe_get_support_text() {
		@@ -278,9 +280,9 @@
278	280	return '';
279	281	}
280	282
281	283	// If the user is an admin, return text with a link to support.
282		- // We add a space here to separate the sentences, but outside of the localized
	284	+ // We add a space here to seperate the sentences, but outside of the localized
283	285	// text to avoid it being removed.
284	286	return ' ' . sprintf(
285	287	// translators: %1$s start link, %2$s end link.
286	288	esc_html__( 'Please check out our %1$stroubleshooting guide%2$s for details on resolving this issue.', 'formidable' ),
		@@ -290,10 +292,8 @@
290	292	}
291	293
292	294	/**
293	295	* Clear third party cache plugins to avoid data-tokens missing or appearing when the antispam setting is changed.
294		- *
295		- * @return void
296	296	*/
297	297	public static function clear_caches() {
298	298	self::clear_w3_total_cache();
299	299	self::clear_wp_fastest_cache();
		@@ -300,11 +300,8 @@
300	300	self::clear_wp_super_cache();
301	301	self::clear_wp_optimize();
302	302	}
303	303
304		- /**
305		- * @return void
306		- */
307	304	private static function clear_w3_total_cache() {
308	305	if ( is_callable( 'w3tc_flush_all' ) ) {
309	306	w3tc_flush_all();
310	307	}
		@@ -309,18 +306,12 @@
309	306	w3tc_flush_all();
310	307	}
311	308	}
312	309
313		- /**
314		- * @return void
315		- */
316	310	private static function clear_wp_fastest_cache() {
317	311	do_action( 'wpfc_clear_all_cache' );
318	312	}
319	313
320		- /**
321		- * @return void
322		- */
323	314	private static function clear_wp_super_cache() {
324	315	if ( function_exists( 'wp_cache_clean_cache' ) ) {
325	316	global $file_prefix;
326	317	wp_cache_clean_cache( $file_prefix, true );
		@@ -326,11 +317,8 @@
326	317	wp_cache_clean_cache( $file_prefix, true );
327	318	}
328	319	}
329	320
330		- /**
331		- * @return void
332		- */
333	321	private static function clear_wp_optimize() {
334	322	if ( class_exists( 'WP_Optimize' ) ) {
335	323	WP_Optimize()->get_page_cache()->purge();
336	324	}